bam: move examples stuff to it's own file.

examples/build.lua

@@ -0,0 +1,27 @@
+--------------------------------
+--                            --
+--         Examples           --
+--                            --
+--------------------------------
+
+local example_settings = CopySettings(global_settings, "Example")
+
+-- Include spectre headers.
+example_settings.cc.includes:Add("include/")
+
+-- Link with spectre.
+example_settings.link.extrafiles:Add(libspectre)
+
+if TARGET_OS == "Win32" then
+
+	-- Windows needs to link against these.
+	example_settings.link.libs:Add("opengl32", "gdi32", "user32")
+end
+
+-- For now, to get examples working
+-- we copy the whole assets directory.
+assets = CopyDir(PathJoin(paths.build, paths.examples), "assets")
+
+BuildExamples(example_settings, {
+	"text"
+}, assets)